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The Essential Guide to Telecommunications, Fifth Edition by Annabel Z. Dodd

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Preface

Innovations in mobile networks and the Internet have eliminated barriers to communications created by geographic distances. People in different countries easily and often inexpensively communicate with one another via mobile devices, computers, and landline phones. Students who travel abroad for their education and workers who relocate for jobs stay in touch with friends and family through social media such as Facebook and Baidu as well as Internet calling services such as Skype.

The widespread availability of Internet access from wireless and wired devices is an important factor in the establishment of new innovative companies.

In the past 20 years, widespread availability of broadband for residential and business computers has enabled ...

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